Fixed ipython dep error.

phreeqsim/transport/plotting.py

@@ -8,7 +8,6 @@ Plotting library for reactive transport simulator module.
 import matplotlib.pyplot as plt
 import numpy as np
 import pandas as pd
-from IPython.core.display import display, HTML
 from matplotlib import animation, ticker
 
 import phreeqsim
@@ -172,8 +171,9 @@ def plot_animation(data, x_param, y_params, output_dir, palette=None,
     plt.close()
 
     if show is True:
+        print("Use returned anim object in display(HTML(anim.to_jshtml()))")
         # display(HTML(anim.to_html5_video()))
-        display(HTML(anim.to_jshtml()))
+        # display(HTML(anim.to_jshtml()))
 
     return anim